T
Tetsu Nakajima
Researcher at Toshiba
Publications - 25
Citations - 1050
Tetsu Nakajima is an academic researcher from Toshiba. The author has contributed to research in topics: Frame (networking) & Transmission (telecommunications). The author has an hindex of 14, co-authored 25 publications receiving 1048 citations.
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Patent
Radio communication apparatus and radio communication method
TL;DR: In this article, an interference detection device detects that interference occurs in the first channel among two first channels, and a frame generation unit generates a notification frame that recommends the use of only the first channels width.
Patent
Communication apparatus, communication system, and communication control program
Daisuke Nishibayashi Yasuyuki,Masahiro Takagi,Tomoko Adachi,Tetsu Nakajima,Yoriko Utsunomiya,Daisuke Takeda +5 more
TL;DR: In this article, a single physical frame including a plurality of MAC frames, and variable-length bitmap information comprising bits corresponding to the plurality of MC frames, respectively, and length information of the bitmap is presented.
Patent
Communication method for wireless lans
Yasuyuki Nishibayashi,Masahiro Takagi,Tomoko Adachi,Tetsu Nakajima,Tomoya Tandai,Yoriko Utsunomiya +5 more
TL;DR: In this paper, a physical frame is generated and transmitted to a destination terminal, which consists of a data frame, an acknowledgement frame, and an acknowledgement request frame and a transmission permission frame which is used in place of a normal Ack frame associated with a delayed Block Ack.
Patent
Communication apparatus, communication system, communication method, and communication control program
Yasuyuki Nishibayashi,Masahiro Takagi,Tomoko Adachi,Tetsu Nakajima,Yoriko Utsunomiya,Tomoya Tandai +5 more
TL;DR: In this paper, a communication apparatus includes a physical frame generating device configured to generate a single physical frame which includes a plurality of media access control frames having different destinations and in which frames, of the same destination are consecutively arranged.
Patent
Wireless communication apparatus and method
Tetsu Nakajima,Tomoko Adachi,Masahiro Takagi,Tomoya Tandai,Yoriko Utsunomiya,Toshihisa Nabetani +5 more
TL;DR: In this paper, a wireless communication apparatus performs bi-directional communication with an initiator, where the apparatus is allocated an allocation period for data transmission from the initiator and includes means for generating a first physical frame including an acknowledgement frame with respect to data received from the initiate, and generating a second physical frame in which a plurality of transmission data frames addressed to the initiate are aggregated.